Energy Performance Certificate
55, Williamson Way, WD3 8GL
Energy rating
Current: 75 C | Potential: 86 B
Environmental impact (CO₂)
Current: 73
| Potential: 84
| Field | Value |
|---|---|
| LMK KEY | 0967-2816-6432-2990-4745 |
| ADDRESS1 | 55, Williamson Way |
| ADDRESS2 | — |
| ADDRESS3 | — |
| POSTCODE | WD3 8GL |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | C |
| POTENTIAL ENERGY RATING | B |
| CURRENT ENERGY EFFICIENCY | 75 |
| POTENTIAL ENERGY EFFICIENCY | 86 |
| PROPERTY TYPE | House |
| BUILT FORM | Mid-Terrace |
| INSPECTION DATE | 2020-07-16 |
| LOCAL AUTHORITY | E07000102 |
| CONSTITUENCY | E14001496 |
| COUNTY | — |
| LODGEMENT DATE | 2020-07-16 |
| TRANSACTION TYPE | Marketed sale |
| ENVIRONMENT IMPACT CURRENT | 73 |
| ENVIRONMENT IMPACT POTENTIAL | 84 |
| ENERGY CONSUMPTION CURRENT | 154 |
| ENERGY CONSUMPTION POTENTIAL | 83 |
| CO2 EMISSIONS CURRENT | 2.6 |
| CO2 EMISS CURR PER FLOOR AREA | 27 |
| CO2 EMISSIONS POTENTIAL | 1.4 |
| LIGHTING COST CURRENT | 78 |
| LIGHTING COST POTENTIAL | 78 |
| HEATING COST CURRENT | 435 |
| HEATING COST POTENTIAL | 435 |
| HOT WATER COST CURRENT | 103 |
| HOT WATER COST POTENTIAL | 71 |
| TOTAL FLOOR AREA | 95 |
| ENERGY TARIFF | Single |
| MAINS GAS FLAG | Y |
| FLOOR LEVEL | — |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 2 |
| MAIN HEATING CONTROLS | Programmer and room thermostat |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | triple glazing |
| GLAZED AREA | More Than Typical |
| EXTENSION COUNT | 2 |
| NUMBER HABITABLE ROOMS | 5 |
| NUMBER HEATED ROOMS | 5 |
| LOW ENERGY LIGHTING | 95 |
| NUMBER OPEN FIREPLACES | 0 |
| HOTWATER DESCRIPTION | From main system |
| HOT WATER ENERGY EFF | Good |
| HOT WATER ENV EFF | Good |
| FLOOR DESCRIPTION | Suspended, no insulation (assumed) |
| FLOOR ENERGY EFF | N/A |
| FLOOR ENV EFF | N/A |
| WINDOWS DESCRIPTION | Fully triple glazed |
| WINDOWS ENERGY EFF | Good |
| WINDOWS ENV EFF | Good |
| WALLS DESCRIPTION | Timber frame, as built, insulated (assumed) |
| WALLS ENERGY EFF | Good |
| WALLS ENV EFF | Good |
| SECONDHEAT DESCRIPTION | None |
| SHEATING ENERGY EFF | N/A |
| SHEATING ENV EFF | N/A |
| ROOF DESCRIPTION | Pitched, insulated (assumed) |
| ROOF ENERGY EFF | Good |
| ROOF ENV EFF | Good |
| MAINHEAT DESCRIPTION | Boiler and radiators, mains gas |
| MAINHEAT ENERGY EFF | Good |
| MAINHEAT ENV EFF | Good |
| MAINHEATCONT DESCRIPTION | Programmer and room thermostat |
| MAINHEATC ENERGY EFF | Average |
| MAINHEATC ENV EFF | Average |
| LIGHTING DESCRIPTION | Low energy lighting in 95% of fixed outlets |
| LIGHTING ENERGY EFF | Very Good |
| LIGHTING ENV EFF | Very Good |
| MAIN FUEL | mains gas (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | — |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 2.31 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 55, Williamson Way |
| LOCAL AUTHORITY LABEL | Three Rivers |
| CONSTITUENCY LABEL | South West Hertfordshire |
| POSTTOWN | RICKMANSWORTH |
| CONSTRUCTION AGE BAND | England and Wales: 1991-1995 |
| LODGEMENT DATETIME | 2020-07-16 19:53:32 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 22 |
| LOW ENERGY FIXED LIGHT COUNT | 21 |
| UPRN | 100080915447 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2020.csv |
| COUNTRY | England |
| REGION | E12000006 |
| Address display | — |
| Nation | ew |